polytetrafluoroethylene

polytetrafluoroethylene

(pŏ-lē-tĕ-tră-flŏ-rō-ĕth′ĭ-lēn),

PTFE

A synthetic polymer that has slippery, nonsticking properties. It is used in a variety of products, including vascular grafts used to bypass obstructed blood vessels and grafts used for dialysis access.

polytetrafluoroethylene

a synthetic material commonly used as a nonstick lining in domestic cooking utensils (frypans); abbreviated PTFE; called also Teflon. Overheating produces toxic fumes that cause an acute hemorrhagic pneumonitis and death in small caged birds, which are particularly susceptible. Called also polymer-fume fever, kitchen deaths. See also polytef.

Staphlococcus aureus is still the most frequently reported pathogen for fistula and polytetrafluroethylene (ePTFE) graft infections, but injudicious use of nasal mupirocin is not recommended (Bloom, Fendrick, Chernew, & Patel, 1996).

The tract was dilated under fluoroscopic control using polytetrafluroethylene dilators, and an amplatz sheath of 28 to 30 Fr was placed depending on degree of dilation of selected calyx and the bulk of stone to be retrieved.

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